#include<stdio.h>
int ctof(int c)
{
	int F;
	F = 32 + c* 9/5;
	return F;
}
int main()
{
	for(int i=-100;i<=150;i=i+5)
	{
	printf("c=%d->f=%d\n",i,ctof(i));
	}
	return 0;
}
